Home / 265,136.93-397,706.22-65,457.34

Finding the Fourth Proportional to 265,136.93, 397,706.22 and 65,457.34

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Solution

The fourth proportional to 265,136.93, 397,706.22 and 65,457.34 is: 98,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,136.93 : 397,706.22 = 65,457.34 : x
  2. Step 2: Convert to fraction form
    265,136.93/397,706.22 = 65,457.34/x
  3. Step 3: Cross multiply
    265,136.93x = 397,706.22 × 65,457.34
  4. Step 4: Simplify right side
    265,136.93x = 26,032,790,935.37
  5. Step 5: Solve for x
    x = 26,032,790,935.37/265,136.93
  6. Step 6: Final answer
    x = 98,186.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.